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Mitsubishi HG-KN43K servo motor for industrial automation

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Mitsubishi HG-KN43K

by Mitsubishi Electric

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OverviewEnhance your automated systems with the Mitsubishi HG-KN43K Servo Motor, a top-tier choice for outstanding precision and dynamic responsiveness. This compact 400W AC servo motor, part of the distinguished Mitsubishi Electric HG-KN series, features a high-resolution incremental encoder, ensuring remarkably smooth operation and precise accuracy in even the most challenging industrial environments. Designed for sophisticated motion control, the HG-KN43K forms the foundation for advanced automation applications demanding both rapid movement and meticulous control. Whether you are upgrading existing machinery or creating new high-performance systems, the HG-KN43K offers a durable and dependable base. Its small footprint belies its potent capabilities, making it an excellent option where space is limited but performance is crucial. Experience the characteristic quality and innovation of Mitsubishi Electric with a servo motor crafted for the demands of modern industry.Key Features Robust 400W Power Output: Provides strong performance for various motion control tasks. Rapid 3000 RPM Rated Speed: Ensures swift and effective operation for high-production applications. Flexible 200V AC Operation: Compatible with common industrial power supplies for easy integration. High-Resolution Incremental Encoder: Delivers superior feedback for exceptionally accurate positioning and fluid motion. Unkeyed Straight Shaft: Designed without a keyway for straightforward mounting and dynamic balance in diverse configurations. Compact Dimensions: Ideal for installations where space optimization is essential. Durable IP65 Rating: Offers excellent protection against dust and water ingress (excluding the shaft), extending lifespan in harsh settings. Exceptional Torque Smoothness: Guarantees consistent and vibration-free operation throughout the entire speed range. Simple System Integration: Fully compatible with Mitsubishi Electric MR-J4 servo amplifiers, ensuring optimal system performance and simplified setup. Technical Specifications Part Number: HG-KN43K Manufacturer: Mitsubishi Electric Series: HG-KN Rated Power: 400W Rated Speed: 3000 RPM Voltage: 200V AC Encoder Type: Incremental (131,072 p/rev) Shaft: Straight without key Brake: None Protection Class: IP65 (excluding shaft) Cooling Method: Natural convection Mounting: Flange type Operating Temperature: 0 °C to +40 °C ApplicationsThe Mitsubishi HG-KN43K servo motor is a highly adaptable component, perfectly suited for a wide array of demanding industrial applications where precision, speed, and reliability are essential. Its robust construction and advanced features make it an indispensable asset in: Industrial Robotics and Automation: Powering precise movements in robotic arms and automated assembly lines. Compact CNC and Machine Tools: Ensuring high accuracy and repeatability in milling, turning, and grinding operations. Electronic Assembly Machines: Facilitating delicate and rapid component placement with absolute precision. Conveyor Systems: Providing smooth and consistent material handling, even at high speeds. Packaging and Labeling Equipment: Driving efficient and accurate product packaging and labeling processes. Printing Machinery: Delivering controlled motion for high-quality, continuous printing applications. Textile Machinery: Enhancing the speed and accuracy of fabric processing and weaving. Why Choose This Model?The Mitsubishi HG-KN43K stands out as an excellent choice for multiple reasons, making it a wise investment for enhancing your operational efficiency and output: Unmatched Accuracy: Its high-resolution feedback system ensures exceptionally precise motion control, which is vital for intricate tasks. Optimized Efficiency: As a compact and highly efficient servo solution, it minimizes energy consumption while delivering powerful performance. Dynamic Response and Control: Engineered for rapid acceleration and deceleration, providing superior control. Order NowReady to upgrade your industrial processes? The Mitsubishi HG-KN43K Servo Motor is in stock and available for immediate purchase. Experience improved precision and efficiency. Contact us today or place your order online.FAQHow does the IP65 rating affect the motor's durability?The IP65 rating indicates strong protection against dust ingress and water jets, ensuring a longer operational life in challenging industrial environments. Note that this rating excludes the shaft.Is this motor compatible with other brands of servo amplifiers?For optimal performance and simplified setup, the HG-KN43K is designed for seamless integration with Mitsubishi Electric MR-J4 servo amplifiers. Compatibility with other brands is not guaranteed and may require additional interfacing.What type of encoder does the HG-KN43K use?The HG-KN43K features a high-resolution incremental encoder, providing 131,072 pulses per revolution for extremely precise positioning and smooth motion control.Can this motor be used in high-speed applications?Yes, with a rated speed of 3000 RPM, the HG-KN43K is well-suited for high-speed applications requiring rapid and efficient operation.What is the benefit of a straight shaft without a keyway?A straight shaft without a keyway simplifies mounting and contributes to dynamic balance, which is beneficial in various setups where precise rotational balance is crucial.

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PRODUCT DETAILS

Mitsubishi HG-KN43K

Overview

This is a genuine Mitsubishi Electric component from the Servo Drives & Motors family. PalmPartsSolution stocks it in new, refurbished, and surplus condition with tested warranty and same-day shipping on in-stock units.

Whether you are sourcing a like-for-like replacement for an existing installation, an emergency spare to keep a line running, or a qualified part for a new build, our team can confirm availability, revision, and lead time before you order.

Key Features

  • Genuine Mitsubishi Electric catalog part
  • Tested before shipment
  • Backed by PalmPartsSolution warranty
  • Cross-reference and revision assistance available
  • Compatible with the broader Mitsubishi Electric automation ecosystem
  • Engineered to integrate inside Servo Drives & Motors installations

Compatibility

When ordering, match the full catalog/part number, hardware revision, and firmware revision called out by your Mitsubishi Electric equipment. Where applicable, confirm:

  • Input/output voltage and current rating
  • Communication protocol and network role
  • Mounting form factor and footprint
  • Operating temperature, humidity, and IP rating
  • Required certifications (UL, CE, ATEX, marine, etc.)

Not sure which revision you need? Send us the catalog number on the nameplate and we will confirm the correct match.

Replacement Information

Three ways to source this part through PalmPartsSolution:

  1. Exact replacement — same Mitsubishi Electric catalog number, new or refurbished, tested and warrantied
  2. Form-fit-function equivalent — alternate revision or build that drops in without code changes
  3. Engineered migration — current-generation Mitsubishi Electric platform with documented conversion notes for the Servo Drives & Motors family

Contact our engineering team if you need help choosing between these tracks.

Technical Specifications

  • Part Number: HG-KN43K
  • Manufacturer: Mitsubishi Electric
  • Series: HG-KN
  • Rated Power: 400W
  • Rated Speed: 3000 RPM
  • Voltage: 200V AC
  • Encoder Type: Incremental (131,072 p/rev)
  • Shaft: Straight without key
  • Brake: None
  • Protection Class: IP65 (excluding shaft)
  • Cooling Method: Natural convection
  • Mounting: Flange type
  • Operating Temperature: 0 °C to +40 °C

Applications

The Mitsubishi HG-KN43K servo motor is a highly adaptable component, perfectly suited for a wide array of demanding industrial applications where precision, speed, and reliability are essential. Its robust construction and advanced features make it an indispensable asset in:

  • Industrial Robotics and Automation: Powering precise movements in robotic arms and automated assembly lines.
  • Compact CNC and Machine Tools: Ensuring high accuracy and repeatability in milling, turning, and grinding operations.
  • Electronic Assembly Machines: Facilitating delicate and rapid component placement with absolute precision.
  • Conveyor Systems: Providing smooth and consistent material handling, even at high speeds.
  • Packaging and Labeling Equipment: Driving efficient and accurate product packaging and labeling processes.
  • Printing Machinery: Delivering controlled motion for high-quality, continuous printing applications.
  • Textile Machinery: Enhancing the speed and accuracy of fabric processing and weaving.

Why Choose the HG-KN43K?

The Mitsubishi HG-KN43K stands out as an excellent choice for multiple reasons, making it a wise investment for enhancing your operational efficiency and output:

  • Unmatched Accuracy: Its high-resolution feedback system ensures exceptionally precise motion control, which is vital for intricate tasks.
  • Optimized Efficiency: As a compact and highly efficient servo solution, it minimizes energy consumption while delivering powerful performance.
  • Dynamic Response and Control: Engineered for rapid acceleration and deceleration, providing superior control.

Availability & Shipping

  • In stock: HG-KN43K ready for immediate dispatch from our Florida warehouse.
  • Free USA shipping: FedEx Priority (2–5 business days) and UPS Ground (3–5 business days). Expedited options available at checkout.
  • Worldwide delivery: FedEx International Priority (1–5 days), UPS International Priority (3–5 days), and USPS International (5–10 days) — rates calculated at checkout.
  • Bulk pricing: Volume discounts on request — contact our sales team for quantity quotes.
  • Buy with confidence: Every HG-KN43K ships with a 1-Year PALM Parts warranty and a 30-day return window.
SUPPORT

Frequently Asked Questions — Mitsubishi Electric

The IP65 rating indicates strong protection against dust ingress and water jets, ensuring a longer operational life in challenging industrial environments. Note that this rating excludes the shaft.

Machine down? We ship parts the same day.

New, surplus, and refurbished Mitsubishi Electric inventory in stock. Request a quote or speak directly with an automation specialist for emergency sourcing.

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PALM Parts Solution operates as an independent industrial automation supplier and is not an authorized distributor or affiliate of any listed manufacturer or brand name. Manufacturer trademarks and product names are used solely for identification purposes. Original manufacturer warranties do not apply. All products sold by PALM Parts are backed by our own 1-year warranty.

Product Condition & Firmware

All products are sold as new unless stated otherwise. Original manufacturer packaging may show signs of handling, storage, or shelf wear. Date codes and series may vary from current factory production. PALM Parts does not guarantee the presence, version, or compatibility of any firmware on PLC or automation products.

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